«KBTEM-OMO»
JOINT STOCK COMPANY
 
Plane-parallel parts

Application: Planar parallel parts are used as substrates for production of mirrors, polarizers, interference filters, etc.

 

Material

flint and colored glass, fused silica

Dimensions

5 – 500 mm

Dimensional tolerance

+0/- 0.05 mm

Non-parallelism

10÷30 arc sec

Surface flatness

1/10 at λ= 632.8 nm

Surface quality

0.006-mm wide scratches of total length 2x over working aperture